package com.roncoo.education.app.gateway.swagger;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import reactor.core.publisher.Mono;
import springfox.documentation.swagger.web.*;

import java.util.Optional;

@RestController
public class SwaggerHandler {

  @Autowired(required = false)
  private SecurityConfiguration securityConfiguration;

  @Autowired(required = false)
  private UiConfiguration uiConfiguration;

  private final SwaggerResourcesProvider swaggerResources;

  @Autowired
  public SwaggerHandler(SwaggerResourcesProvider swaggerResources) {
    this.swaggerResources = swaggerResources;
  }

  @GetMapping("/swagger-resources/configuration/security")
  public Mono<ResponseEntity<SecurityConfiguration>> securityConfiguration() {
    return Mono.just(
        new ResponseEntity<>(
            Optional.ofNullable(securityConfiguration)
                .orElse(SecurityConfigurationBuilder.builder().build()),
            HttpStatus.OK));
  }

  @GetMapping("/swagger-resources/configuration/ui")
  public Mono<ResponseEntity<UiConfiguration>> uiConfiguration() {
    return Mono.just(
        new ResponseEntity<>(
            Optional.ofNullable(uiConfiguration).orElse(UiConfigurationBuilder.builder().build()),
            HttpStatus.OK));
  }

  @GetMapping("/swagger-resources")
  public Mono<ResponseEntity> swaggerResources() {
    return Mono.just((new ResponseEntity<>(swaggerResources.get(), HttpStatus.OK)));
  }
}
